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  2. History of personal computers - Wikipedia

    en.wikipedia.org/wiki/History_of_personal_computers

    The Kenbak-1, released in early 1971, is considered by the Computer History Museum to be the world's first personal computer. It was designed and invented by John Blankenbaker of Kenbak Corporation in 1970, and was first sold in early 1971. Unlike a modern personal computer, the Kenbak-1 was built of small-scale integrated circuits, and did not ...

  3. Automated Message Handling System - Wikipedia

    en.wikipedia.org/wiki/Automated_Message_Handling...

    The Automated Message Handling System ( AMHS) is an automated message handling system that can be used to process, store, and disseminate legacy AUTODIN messages as well as Defense Message System (DMS) messages. The term "Automated Message Handling System" or "AMHS" has not been trademarked by a vendor, but is instead a product category that ...

  4. Common Access Card - Wikipedia

    en.wikipedia.org/wiki/Common_Access_Card

    The common access card, also commonly referred to as the CAC, is the standard identification for active duty United States defense personnel. The card itself is a smart card about the size of a credit card. [1] Defense personnel that use the CAC include the Selected Reserve and National Guard, United States Department of Defense (DoD) civilian ...

  5. Operating system - Wikipedia

    en.wikipedia.org/wiki/Operating_system

    An operating system ( OS) is system software that manages computer hardware and software resources, and provides common services for computer programs . Time-sharing operating systems schedule tasks for efficient use of the system and may also include accounting software for cost allocation of processor time, mass storage, peripherals, and ...

  6. List of IBM Personal Computer models - Wikipedia

    en.wikipedia.org/wiki/List_of_IBM_Personal...

    The IBM Personal Computer, commonly known as the IBM PC, spanned multiple models in its first generation (including the PCjr, the Portable PC, the XT, the AT, the Convertible, and the /370 systems, among others), from 1981 to 1987. It eventually gave way to many splintering product lines after IBM introduced the Personal System/2 in April 1987.

  7. Computer hardware - Wikipedia

    en.wikipedia.org/wiki/Computer_hardware

    Computer hardware. PDP-11 CPU board. Computer hardware comprises the physical parts of a computer, such as the central processing unit (CPU), random access memory (RAM), motherboard, computer data storage, graphics card, sound card, and computer case. It includes external devices such as a monitor, mouse, keyboard, and speakers.

  8. History of the United States Marine Corps - Wikipedia

    en.wikipedia.org/wiki/History_of_the_United...

    The history of the United States Marine Corps ( USMC) begins with the founding of the Continental Marines on 10 November 1775 to conduct ship-to-ship fighting, provide shipboard security and discipline enforcement, and assist in landing forces. Its mission evolved with changing military doctrine and foreign policy of the United States.

  9. DAI Personal Computer - Wikipedia

    en.wikipedia.org/wiki/DAI_Personal_Computer

    The DAI personal computer is an early home computer from the Belgian company Data Applications International. [5] [6] [7] The DAI came to market in 1980. [8] It provided many pioneering features such as high resolution color graphics, a maths co-processor, and a pre-compiling BASIC interpreter.